The question of cardiac malformation is one of those questions supported by contradictory theories which frequently enliven and stimulate productive discussion in what would otherwise be sterile sessions in certain medical research gatherings. And so anomalies of the heart have furnished controversial subject matter since the time of Meckel and Cruveilhier. REPORT OF CASE Baby D., born at term, Nov. 20, 1920, with high forceps delivery on account of inertia uteri, died, November 28. The mother, a primipara, aged about 40, and father, aged about 45, were in good health. The Wassermann test was not made and no history of syphilis was given. The child did not breathe regularly. The circulation at times was fairly good, though the color was never a bright baby-pink. One hour after birth, the infant became very cyanotic and the breathing was bad. Mustard baths and oxygen were administered with prompt result. The breathing and